*Toshihiro Sakaki¹, Mitsuru Komatsu¹, Takanori Kunimaru², Takuma Hasegawa³, Shoji Seno⁴, Keisuke Kurihara⁴ (1. Okayama University, 2. NUMO, 3. CRIEPI, 4. KAJIMA)

*Mitsuru Komatsu¹, Toshihiro Sakaki¹, Takanori Kunimaru², Takuma Hasegawa³, Shoji Seno⁴, Keisuke Kurihara⁴ (1. Okayama University, 2. NUMO, 3. CRIEP, 4. KAJIMA)

*Masaki Ono¹, Kimihiro Hashiba², Shoji Seno³, Masayuki Ishibashi³, Takanori Kunimaru⁴, Minoru Sato⁵, Soshi Nishimoto⁵ (1. OYO, 2. The University of Tokyo, 3. KAJIMA, 4. Nuclear Waste Management Organization of Japan, 5. Central Research Institute of Electric Power Industry)

*MATSUI HIROYA¹, SANOKI SATORU² (1. Japan Atomic Energy Agency, 2. Geoscience Research Laboratory)

*Ryoji Yahagi¹, Ayumi Watanabe¹, Kiyofumi Sakuma¹, Satohito Toguri¹, Kennosuke Ikegaki² (1. SHIMIZU CORPORATION, 2. Elysium Co. Ltd.)

*Masayuki Ishibashi¹, Takako Miyoshi¹, Kazuhiko Masumoto¹, Ryuji Takeuchi² (1. KAJIMA, 2. JAEA)

Masayuki Ishibashi², Takako Miyoshi², Kazuhiko Masumoto², Ryuji Takeuchi³, Syuji Kawahara¹, *Masato Sekino¹ (1. GEOSCIENCE RESERCH LABORATORY, 2. KAJIMA CORPORATION, 3. Japan Atomic Energy Agency)